Architect, Oakland License C28026
Tierney Conner Design Studio
The city has issued 5 of the 7 San Francisco building permits that name Tierney Conner Design Studio since 2018. The work is mostly residential, led by home remodels. Their busiest neighborhoods are Japantown, Glen Park and West of Twin Peaks.
- Issued by the city
- 5 of 7 filed since 2018
- Rank for home remodels
- No. 527 of 869 by home remodels issued
- Overall rank
- No. 912 of 1,543 architects and designers
- Commercial share
- 14% last filing Mar 2026
What they work on
Every San Francisco building permit with Tierney Conner Design Studio on the record since 2018, by project type. Most filed: 4 home remodels, 1 home additions, 1 ADUs.
Residential and commercial, by permits filed
- Home remodels Residential 4 of 4 issued 57% of filings.
- Home additions Residential 0 of 1 issued 14% of filings.
- ADUs Residential 1 of 1 issued 14% of filings.
- Offices Commercial 0 of 1 issued 14% of filings.
Permits over time
Permits filed each year, drawn as a street with one building per year, and how many of all their permits the city has issued.
- Busiest year
- 2021
- 2 permits filed
- Latest filing
- Mar 2026
- 71% of 7 issued
One building per year, its height the permits filed. Each floor line marks 1 permit; the 2026 building is dashed because it counts permits filed through October 20, 2026.
Issued by the city: 5 of 7 permits filed
All San Francisco project permits since 2018 in this data
2 not issued as of October 20, 2026. Source: SF Department of Building Inspection permits via DataSF.
How fast their permits come through
Filing to issue for permits that went through plan review. Tierney Conner Design Studio has 3 of those across all project types; the citywide comparison is for home remodels, their most filed type, where 3,361 of 93,498 permits went through plan review and the rest were approved over the counter.
No median yet: fewer than 3 issued plan-review permits with usable dates.
12 firms with medians over 18 months are drawn at the right edge.
Where they rank
Ranked by permits the city has issued since 2018, first across every project type, then for home remodels alone.
- 910 Robin Chiang & Company 5
- 911 Studio Fallon Architecture 5
- 912 Tierney Conner Design Studio 5
- 913 Abron A. Yates, Jr., Ra Arch. 5
- 914 Alden Architecture 5
All permits issued, 1,543 architects and designers Full ranking
- 525 Medium Plenty 4
- 526 Studio Fallon Architecture 4
- 527 Tierney Conner Design Studio 4
- 528 Abron A. Yates, Jr., Ra Arch. 4
- 529 Beausoleil Architects 4
Home remodels issued, 869 architects and designers Home remodels ranking
Where they work
The neighborhoods where Tierney Conner Design Studio files the most permits, and how many architects and designers count each one among their top 4 neighborhoods.
- 01 Japantown 32 architects and designers count Japantown among their busiest neighborhoods
- 02 Glen Park 88 architects and designers count Glen Park among their busiest neighborhoods
- 03 West of Twin Peaks 306 architects and designers count West of Twin Peaks among their busiest neighborhoods
- 04 Outer Richmond 187 architects and designers count Outer Richmond among their busiest neighborhoods
Questions for the first call
- Which of your recent San Francisco permits are closest to my project in type, size and neighborhood, and can I see the permit numbers?
- How long did those permits take from filing to issue, and what did plan check send back?
- Who on your team draws the set, who stamps it, and who answers the city's comments?
Other architects and designers for home remodels
Firms ranked near Tierney Conner Design Studio by permits issued for home remodels.
- 521 Eternal Green Properties Llc. 4 home remodels issued
- 522 Joyce Zhang 4 home remodels issued
- 525 Medium Plenty 4 home remodels issued
- 528 Abron A. Yates, Jr., Ra Arch. 4 home remodels issued · 24.9 mo median for home remodels
- 530 Clement Yen 4 home remodels issued
- 531 Mosaic Architects 4 home remodels issued
See all 869 architects and designers ranked for home remodels
- Sheet
- A-912 No. 912 of 1,543
- Drawing
- Permit record, Tierney Conner Design Studio
- Architect, Oakland
- License
- C28026 check with CAB
- Source
- San Francisco DBI building permits, since 2018
- Data as of
- Oct 2026
- Scale
- Not to scale
Built only from public San Francisco Department of Building Inspection records (permits, permit contacts), updated 2026-10-20. It is not a review or an endorsement, and Tierney Conner Design Studio has not paid to be listed. Project addresses are never shown.
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